Clinical Trials Directory

Trials / Completed

CompletedNCT03932825

Nitrous Oxide for Major Depressive Disorder

A Clinical Trial of Nitrous Oxide for Treatment-Resistant Major Depressive Disorder

Status
Completed
Phase
Phase 2
Study type
Interventional
Enrollment
44 (actual)
Sponsor
Lingjiang Li · Academic / Other
Sex
All
Age
18 Years – 60 Years
Healthy volunteers
Not accepted

Summary

This study aims at investigating the persistence of antidepressant effect of Nitrous Oxide (N2O) for Treatment-Resistant Depression(TRD). The investigators also aim to assess the effect of N2O on the electroencephalograph, multimodal magnetic resonance imaging(MRI), blood cytokines, feces bacteria flora and neuropsychological performance in patients with TRD. The investigators further aim to identify the predictors of N2O's antidepressant effeect using the above techniques.

Conditions

Interventions

TypeNameDescription
DRUGNitrous OxideAn 1-hour session of inhaled nitrous oxide at concentrations of 50%.
DRUGPlaceboAn 1-hour session of mixed oxygen-air gas(inspired oxygen concentration \~50%)

Timeline

Start date
2019-04-01
Primary completion
2021-03-31
Completion
2021-03-31
First posted
2019-05-01
Last updated
2021-04-08

Locations

1 site across 1 country: China

Source: ClinicalTrials.gov record NCT03932825. Inclusion in this directory is not an endorsement.